If 30√2+50√2 = 10(a+b). What is the value of a and b?
If cosec(A+B)=2√3, sec(A-B)=2√3, 0∘<A+B≤90∘, Find A and B.
If cosec(A+B)=2√3, sec(A−B)=2√3, 0∘<A+B≤90∘, find A and B.
Question 60
Compute each of the following:
(a) 30 + (-25) + (-10) (b) (-20) + (-5)
(c) 70 + (-20) + (-30) (d) -50 + (-60) + 50
(e) 1 + (-2) + (-3) + (-4) (f) 0 + (-5) + (-2)
(g) 0 - (-6) - (+6) (h) 0 - 2 - (-2)